http://api.tweetmeme.com/imagebutton.gif?url=http://sports.espn.go.com/nba/truehoop/miamiheat/news/story?id=6508895&campaign=rss&source=NBAHeadlines (http://api.tweetmeme.com/share?url=http://sports.espn.go.com/nba/truehoop/miamiheat/news/story?id=6508895&campaign=rss&source=NBAHeadlines&service=bit.ly&source=espn)If the Celtics plan any retribution on Dwyane Wade for his foul on Rajon Rondo that resulted in a freak elbow injury, Wade isn't backing down.